912080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1$

素因数の和:903

約数の個数: 40

約数和(自身を含む): 2286312

約数和(自身を除く): 1374232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 877, 1040, 1754, 3508, 4385, 7016, 8770, 11401, 14032, 17540, 22802, 35080, 45604, 57005, 70160, 91208, 114010, 182416, 228020, 456040, 912080]

約数ペア:

[(1, 912080), (2, 456040), (4, 228020), (5, 182416), (8, 114010), (10, 91208), (13, 70160), (16, 57005), (20, 45604), (26, 35080), (40, 22802), (52, 17540), (65, 14032), (80, 11401), (104, 8770), (130, 7016), (208, 4385), (260, 3508), (520, 1754), (877, 1040)]